Title	Link	Level	Languages
2048		3.0 Medium
3D Printed Statues		2.7 Easy
99 Problems		2.6 Easy
A Cappella Recording		3.6 Medium
A Different Problem		2.8 Medium
A Furious Cocktail		3.0 Medium
A New Alphabet		2.4 Easy
A Prize No One Can Win		3.4 Medium
A Rational Sequence 2		2.4 Easy
A Real Challenge		2.1 Easy
ABC		2.3 Easy
ACM Contest Scoring		2.0 Easy
ASCII kassi		1.4 - 1.5 Easy
Aaah!		1.5 Easy
Above Average		2.3 Easy
Add Two Numbers		1.3 Easy
Adding Trouble		1.4 Easy
Adding Words		3.9 Medium
Adolescent Architecture		4.3 Medium
Afjörmun		1.5 - 1.7 Easy
Akcija		2.2 Easy
Alloys		3.8 Medium
Alphabet Spam		1.7 Easy
Amerískur vinnustaður		1.3 Easy
Anagram Counting		2.9 Medium
Another Brick in the Wall		2.4 Easy
Another Candies		2.8 Medium
Anthony and Diablo		2.8 Medium
Anti-Palindrome		2.1 Easy
Apaxiaaaaaaaaaaaans!		1.4 Easy
Arithmetic Functions		1.6 Easy
Arrangement		1.2 - 1.6 Easy
Attendance		1.9 Easy
Autori		1.2 Easy
Average Character		1.9 Easy
Avion		1.5 Easy
Awkward Party		2.8 Medium
Babelfish		2.5 Easy
Baby Bites		1.9 Easy
Baby Panda		2.3 Easy
Babylonian Numbers		2.1 Easy
Backspace		1.9 Easy
Balanced Diet		3.1 Medium
Bannorð		1.4 - 1.7 Easy
Barcelona		1.2 - 1.3 Easy
Basketball One-on-One		1.6 Easy
Batter Up		1.4 Easy
Battle Simulation		2.8 Medium
Beekeeper		2.7 Easy
Bela		1.4 Easy
BergMál		1.2 Easy
Best Relay Team		2.1 Easy
Besta gjöfin		1.3 Easy
Betting		1.3 Easy
Bijele		1.3 Easy
Bilað Lyklaborð		1.6 Easy
Birthday Memorization		1.1 - 1.7 Easy
Bishops		2.4 Easy
Bits		2.5 Easy
Bitte ein Bit		1.3 Easy
Black Friday		2.2 Easy
Blandað Best		1.3 Easy
Blaðra		1.2 - 2.0 Easy
Blaðra		1.2 Easy
Blueberry Waffle		2.2 Easy
Boat Parts		2.4 Easy
Bobby's Bet		2.8 Medium
Booking a Room		1.8 Easy
Bootstrapping Number		2.9 Medium
Boss Battle		2.1 Easy
Building Pyramids		1.5 - 1.6 Easy
Buka		2.0 Easy
Bus		1.7 Easy
Bus Numbers		2.6 Easy
CD		4.4 Medium
CPR Number		1.5 Easy
Calculator		3.0 Medium
Canadians, eh?		1.6 Easy
Candy Store		1.5 Easy
Cetiri		1.9 Easy
Cetvrta		1.5 Easy
Champernowne Verification		1.5 Easy
Chanukah Challenge		1.3 Easy
Character Development		2.3 Easy
Cinema Crowds		2.1 Easy
Class Field Trip		1.5 Easy
Climbing Worm		2.5 Easy
Coast Length		3.0 Medium
Coffee Cup Combo		1.6 Easy
Cokolada		2.4 Easy
Cold-puter Science		1.4 Easy
Coloring Socks		2.6 Easy
Colour Wars		3.0 Medium
Combination Lock		3.1 Medium
Combinatorial Stanley Cup		3.1 Medium
Cornhusker		1.6 Easy
Cosmic Path Optimization		1.3 Easy
Count Doubles		2.0 Easy
Count the Vowels		1.3 Easy
Cryptographer's Conundrum		1.5 Easy
Cudoviste		1.5 Easy
Curve Speed		2.5 Easy
Cut in Line		1.6 Easy
Cut the Negativity		1.4 Easy
Cyanide Rivers		2.3 Easy
D Fyrir Dreki		1.4 - 1.5 Easy
DRM Messages		1.6 Easy
DVDs		2.9 Medium
Darts		2.3 Easy
Datum		1.6 Easy
Death Knight Hero		1.5 Easy
Detailed Differences		1.4 Easy
Dice Cup		1.4 Easy
Dice Game		1.6 Easy
Digit Product		1.5 Easy
Digit Swap		1.3 Easy
Disc District		2.4 Easy
Divvying Up		1.5 Easy
Double Password		1.6 Easy
Draga Frá		1.1 Easy
Echo Echo Echo		1.2 Easy
Egypt		2.0 Easy
Eight Queens		2.9 Medium
Ekki dauði opna inni		1.4 - 1.5 Easy
Electrical Outlets		1.6 Easy
Emag Eht Htiw Em Pleh		1.8 Easy
Encoded Message		1.6 Easy
Engineering English		2.3 Easy
Erase Securely		1.8 Easy
Estimating the Area of a Circle		1.6 Easy
Euler's Number		2.3 Easy
Evening Out 1		2.6 Easy
Exam		2.3 Easy
Eye of Sauron		1.4 Easy
FYI		1.3 Easy
Fading Wind		1.5 Easy
Faktor		1.4 Easy
Fastest Available Route		2.9 Medium
Fifty Shades of Pink		1.5 Easy
Filip		1.5 Easy
Fimmtudagstilboð		1.2 - 1.5 Easy
Final Exam		1.6 Easy
Finding An A		1.3 Easy
FizzBuzz		1.5 Easy
Fjöldi Bókstafa		1.2 - 1.4 Easy
Flatbökuveisla		1.1 Easy
Flexible Spaces		1.8 Easy
Flip Flow		2.1 Easy
Flow Layout		1.9 Easy
Flýtibaka		1.4 Easy
Forced Choice		1.5 Easy
Fountain		2.0 Easy
Framtíðar FIFA		1.1 - 1.2 Easy
Free Food		1.6 Easy
From A to B		2.6 Easy
GCD		1.5 Easy
GCVWR		1.4 Easy
Ghost Leg		1.5 Easy
Goomba Stacks		1.5 Easy
Grading		1.5 Easy
Graduation		1.2 - 2.4 Easy
Grass Seed Inc.		1.4 Easy
Greetings!		1.4 Easy
Guessing Game		3.2 Medium
H-Index		3.4 Medium
Hanging Out on the Terrace		1.5 Easy
Hangman		1.6 Easy
Hardwood Species		2.6 Easy
Harshad Numbers		1.5 Easy
Haughty Cuisine		1.8 Easy
Head Guard		2.3 Easy
Heart Rate		1.5 Easy
Hello World!		1.1 Easy
Herman		1.7 Easy
Highest Hill		4.2 Medium
Hipp Hipp		1.1 Easy
Hipp Hipp Húrra		1.3 Easy
Hissing Microphone		1.3 Easy
Hitting the Targets		1.6 Easy
Homework		1.0 - 1.6 Easy
Honour Thy (Apaxian) Parent		1.9 Easy
Hot Hike		1.9 Easy
House of Cards		3.6 Medium
How Many Digits?		4.1 Medium
Howl		1.9 Easy
Hraðgreining		1.1 - 1.3 Easy
Hvert Skal Mæta?		1.5 Easy
I Can Guess the Data Structure!		3.0 Medium
I've Been Everywhere, Man		1.4 Easy
ICPC Awards		1.7 Easy
Identifying Map Tiles		1.7 Easy
Inheritance		3.6 Medium
Integer Division		3.3 Medium
International Dates		1.5 Easy
Is Y a Vowel?		1.3 Easy
IsItHalloween.com		1.3 Easy
Islands		1.7 Easy
Islands in the Data Stream		2.8 Medium
Jabuke		1.7 Easy
Jack-O'-Lantern Juxtaposition		1.2 Easy
Jackpot		3.4 Medium
Jamboree		2.8 Medium
Janitor Troubles		1.5 Easy
Job Expenses		1.5 Easy
Joint Attack		2.6 Easy
Judging Moose		1.4 Easy
Julmust		2.3 - 2.5 Easy
Jumbo Javelin		1.3 Easy
Kafkaesque		2.2 Easy
Karte		1.6 Easy
Kemija		1.8 Easy
Keylogger		1.3 - 2.7 Easy
Keys, Phone, Wallet		1.3 Easy
Kiki Boba		1.2 - 1.4 Easy
Knight Packing		1.2 Easy
Knot Knowledge		1.4 Easy
Kornislav		1.6 Easy
Kveðja		1.2 Easy
Kínahvísl		1.3 - 1.4 Easy
Ladder		1.5 Easy
Lamps		1.4 - 3.0 Medium
Laptop Sticker		1.6 Easy
Last Factorial Digit		1.4 Easy
Left and Right		3.0 Medium
Leggja saman		1.1 Easy
License to Launch		1.6 Easy
Line Them Up		1.7 Easy
Locust Locus		1.9 Easy
Logic Functions		1.6 Easy
Logo		2.4 Easy
Longest Prime Sum		2.3 Easy
Lost Lineup		1.7 Easy
Lubbi Lærir		1.1 Easy
Lægð yfir landinu		1.5 - 1.6 Easy
Magic Trick		1.5 Easy
Matrix Inverse		3.3 Medium
Message		1.4 - 1.5 Easy
Messy lists		1.4 - 2.2 Easy
Metaprogramming		2.2 Easy
Methodic Multiplication		1.6 Easy
Metronome		1.2 Easy
Millifærsla		1.2 Easy
Minimal Fibonacci Sums		2.5 Easy
Mirror Images		2.2 Easy
Missing Numbers		2.0 Easy
Mixed Fractions		1.6 Easy
Mixtape Management		3.7 Medium
Mjehuric		1.8 Easy
Moderate Pace		1.5 Easy
Modulo		1.4 Easy
Monopoly		1.4 Easy
Moscow Dream		1.9 Easy
Moving Day		2.3 Easy
MrCodeFormatGrader		2.1 Easy
Mult!		2.0 Easy
Mumble Rap		1.4 - 1.6 Easy
Mylla		1.6 Easy
Mæting		1.3 Easy
N-sum		1.3 Easy
Name Generation		2.9 Medium
Nasty Hacks		1.4 Easy
Nine Knights		2.2 Easy
No Duplicates		1.5 Easy
Number Fun		1.6 Easy
Numbers On a Tree		2.4 Easy
Ocean's Anti-11		2.6 Easy
Odd Echo		1.3 Easy
Odd Man Out		1.5 Easy
Oddities		1.3 Easy
Oktalni		1.9 Easy
One Chicken Per Person!		1.7 Easy
Overdraft		2.2 Easy
Packagemanager		1.6 - 2.0 Easy
Pallatölur		2.0 Easy
Parket		2.3 Easy
Parking		1.6 Easy
Password Hacking		2.1 Easy
Patuljci		1.8 Easy
Pencil Crayons		1.5 Easy
Peningar		1.3 - 1.9 Easy
Pet		1.4 Easy
Phone List		3.3 Medium
Pick up sticks		4.1 Medium
Piece of Cake!		1.5 Easy
Pivot		2.6 Easy
Pizza Crust		1.7 Easy
Planina		1.5 Easy
Plants vs Bad Guys		1.3 - 1.7 Easy
Pokechat		1.4 Easy
Poker Hand		1.5 Easy
Pot		1.4 Easy
Powers of 2 (Easy)		2.3 Easy
Prjónamynstur		1.3 - 1.5 Easy
Provinces and Gold		1.5 Easy
Prsteni		1.7 Easy
Prva		1.7 Easy
Ptice		1.6 Easy
Quadrant Selection		1.2 Easy
Quality-Adjusted Life-Year		1.3 Easy
Quick Brown Fox		1.8 Easy
Quick Estimates		1.6 Easy
Quite a Problem		2.1 Easy
R2		1.3 Easy
Ragged Right		1.9 Easy
Railroad		1.6 Easy
Rating Problems		1.4 Easy
Rectangle Area		1.5 Easy
Reduplication		1.1 - 1.2 Easy
Relocation		1.5 Easy
Reverse		1.2 - 1.4 Easy
Reversed Binary Numbers		1.4 Easy
Rhyming Slang		3.3 Medium
Rice judge		1.9 - 3.0 Medium
Riječi		1.8 Easy
Roaming Romans		1.6 Easy
Run-Length Encoding, Run!		1.8 Easy
SMIL		1.4 - 1.6 Easy
Sanic		2.7 Easy
Saving For Retirement		2.0 Easy
Scaling Recipe		2.0 Easy
Secure Doors		1.7 Easy
Server		1.6 Easy
Seven Wonders		1.4 Easy
Shandy		1.3 Easy
Shattered Cake		1.5 Easy
Shopaholic		2.3 Easy
Shopping List (Easy)		1.9 Easy
Sibice		1.4 Easy
Simon Says		2.4 Easy
Simon Says		1.6 Easy
Simple Addition		2.3 Easy
Simple Arithmetic		1.2 - 4.5 Medium
Simplicity		2.8 Medium
Sith		1.5 Easy
Sjecista		2.0 Easy
Skammstöfun		1.3 - 1.5 Easy
Skener		1.4 Easy
Skocimis		1.6 Easy
Slatkisi		1.9 Easy
Smallest Multiple		3.3 Medium
Social running		2.3 Easy
Soda Slurper		1.7 Easy
Sok		1.9 Easy
Solving for Carrots		1.3 Easy
Sort Two Numbers		1.4 Easy
Sort of Sorting		1.9 Easy
Soylent		1.7 Easy
Spavanac		1.4 Easy
Speed Limit		1.5 Easy
Speeding		1.7 Easy
Spritt		1.3 Easy
Square Peg		1.7 Easy
Stacking Cups		1.6 Easy
Stafur		1.6 Easy
Stand on Zanzibar		1.5 Easy
Statistics		1.9 Easy
Sticky Keys		1.5 Easy
Stopwatch		1.5 Easy
Stuck In A Time Loop		1.3 Easy
Stórafmæli		1.2 Easy
Sum Kind of Problem		1.6 Easy
Sum Squared Digits Function		1.5 Easy
Sum of the Others		2.3 Easy
Symmetric Order		1.6 Easy
Synchronizing Lists		1.6 Easy
Sóttkví		1.5 Easy
T9 Spelling		1.8 Easy
Take Two Stones		1.3 Easy
Takk fyrir mig		1.2 Easy
Tarifa		1.4 Easy
Temperature Confusion		2.8 Medium
Tetration		1.6 Easy
Texture Analysis		2.9 Medium
The Amazing Human Cannonball		1.6 Easy
The Bus Card		1.3 - 3.0 Medium
The Easiest Problem Is This One		1.6 Easy
The Last Problem		1.7 Easy
The Plank		1.6 Easy
Three in a Row		1.4 - 1.6 Easy
Til hamingju		1.1 Easy
Title Cost		1.6 Easy
ToLower		2.3 Easy
Tok Tik		1.4 - 1.6 Easy
Tower Construction		1.7 Easy
Training		1.5 Easy
Transit Woes		1.6 Easy
Trapizza		2.4 Easy
Treasure Hunt		2.7 Easy
Tri		1.9 Easy
Triangle Area		1.3 Easy
Trik		1.5 Easy
Triple Sevens		1.5 Easy
Triple Texting		1.8 Easy
Turn It Up!		1.4 - 1.6 Easy
Two-sum		1.3 Easy
Töflur		1.8 - 2.5 Easy
Tölvunarfræðingar telja		1.1 Easy
Umferð		1.3 Easy
Umm Code		3.5 Medium
Undead or Alive		1.4 Easy
Veci		2.0 Easy
Vefþjónatjón		1.6 Easy
Velkomin!		1.1 Easy
Veður - Lokaðar heiðar		1.4 Easy
Veður - Vindhraði		1.5 Easy
Viðsnúningur		1.2 Easy
WERTYU		3.1 Medium
Water Journal		2.0 Easy
Weak Vertices		1.5 Easy
Where's My Internet??		2.9 Medium
Which is Greater?		1.2 Easy
Yoda		2.1 Easy
Zamka		1.4 Easy
Zoom		1.6 Easy
Zyxab		1.5 - 2.5 Easy
Á leið í bíó		1.1 Easy
Óvissa		1.2 Easy
Úllen dúllen doff		1.6 Easy